Rock Identifier

Category

Mineral (Cryptocrystalline Quartz)

Browse mineral (cryptocrystalline quartz) specimens identified by the Rock Identifier community.

Milky Quartz (Quartz (Silicon Dioxide - SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Yellow Quartz (Citrine Quartz) (Silicon Dioxide (SiO2)) — mineral

Yellow Quartz (Citrine Quartz)

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz (Tumbled/Water-worn) (Silicon Dioxide (SiO2)) — mineral

Milky Quartz (Tumbled/Water-worn)

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Quartz Pebble (Milky Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble (Milky Quartz)

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz Pebble (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz Pebble

Quartz (Silicon Dioxide, SiO2)

Rose Quartz (Silicon Dioxide (SiO2)) — mineral

Rose Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Cloudy Quartz (Milky Quartz) (Silicon Dioxide (SiO2)) — mineral

Cloudy Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Milk Quartz (or Milky Quartz) (Silicon Dioxide (SiO2)) — mineral

Milk Quartz (or Milky Quartz)

Silicon Dioxide (SiO2)

Rough Rose Quartz (Silicon Dioxide (SiO2) with trace amounts of Titanium, Iron, or Manganese) — mineral

Rough Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of Titanium, Iron, or Manganese

Milky Quartz (polished heart) (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz (polished heart)

Quartz (Silicon Dioxide, SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Rose Quartz (Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese) — mineral

Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese

Lavender Quartz (appearing as beads) and Druzy Quartz (Silicon Dioxide (SiO2)) — mineral

Lavender Quartz (appearing as beads) and Druzy Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

White Quartz (Milky Quartz) (Silicon Dioxide (SiO2)) — mineral

White Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Yellow Jasper (Silicon Dioxide (SiO2) with goethite or limonite inclusions) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2) with goethite or limonite inclusions

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Milky Quartz with Iron Staining (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz with Iron Staining

Quartz (Silicon Dioxide, SiO2)

Quartz (Gravel fragment) (Quartz (Silicon Dioxide, SiO2)) — mineral

Quartz (Gravel fragment)

Quartz (Silicon Dioxide, SiO2)

Banded Agate (Silicon Dioxide (SiO2)) — mineral

Banded Agate

Silicon Dioxide (SiO2)

Carnelian (Chalcedony) (Silicon Dioxide (SiO2)) — mineral

Carnelian (Chalcedony)

Silicon Dioxide (SiO2)

Chalcedony (Yellow Agate/Chert) (Silicon Dioxide (SiO2)) — mineral

Chalcedony (Yellow Agate/Chert)

Silicon Dioxide (SiO2)

Red Moss Agate or Jasper-Agate (Silicon Dioxide (SiO2)) — mineral

Red Moss Agate or Jasper-Agate

Silicon Dioxide (SiO2)

Agate (Common Chalcedony) (Silicon Dioxide (SiO2)) — mineral

Agate (Common Chalcedony)

Silicon Dioxide (SiO2)

Carnelian Agate (Silicon dioxide (SiO2) - variety of Chalcedony) — mineral

Carnelian Agate

Silicon dioxide (SiO2) - variety of Chalcedony

Lake Superior Agate (Banded Chalcedony (Silicon Dioxide / SiO2)) — mineral

Lake Superior Agate

Banded Chalcedony (Silicon Dioxide / SiO2)

Crazy Lace Agate (Silicon Dioxide (SiO2) with impurities) — mineral

Crazy Lace Agate

Silicon Dioxide (SiO2) with impurities

Chalcedony (Pink/Gray variety) (Silicon Dioxide (SiO2)) — mineral

Chalcedony (Pink/Gray variety)

Silicon Dioxide (SiO2)

Red Jasper (Silicon Dioxide (SiO2) with Iron inclusions) — mineral

Red Jasper

Silicon Dioxide (SiO2) with Iron inclusions

Carnelian Agate (Silicon Dioxide (SiO2) with Iron Oxide impurities) — mineral

Carnelian Agate

Silicon Dioxide (SiO2) with Iron Oxide impurities

Yellow Chalcedony (Agate Pebble) (Silicon Dioxide (SiO2)) — mineral

Yellow Chalcedony (Agate Pebble)

Silicon Dioxide (SiO2)

Carnelian (SiO2 (Chalcedony with iron oxide impurities)) — mineral

Carnelian

SiO2 (Chalcedony with iron oxide impurities)

Carnelian Agate (Chalcedony (SiO2) with iron oxide inclusions) — mineral

Carnelian Agate

Chalcedony (SiO2) with iron oxide inclusions

Turquoise (CuAl6(PO4)4(OH)8·4H2O (Hydrated copper and aluminium phosphate)) — mineral

Turquoise

CuAl6(PO4)4(OH)8·4H2O (Hydrated copper and aluminium phosphate)

Carnelian Agate (Carnelian (Silicon Dioxide - SiO2)) — mineral

Carnelian Agate

Carnelian (Silicon Dioxide - SiO2)

Bloodstone (Heliotrope) (Silicon Dioxide (SiO2) with inclusions of Hematite) — mineral

Bloodstone (Heliotrope)

Silicon Dioxide (SiO2) with inclusions of Hematite